/* * Copyright (c) 2011 Jan Vesely * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /** @addtogroup drvaudiosb16 * @{ */ /** @file * Main routines of Creative Labs SoundBlaster 16 driver */ #include #include #include #include #include "dsp.h" static int sb_get_info_str(ddf_fun_t *fun, const char** name) { if (name) *name = "SB 16 DSP"; return EOK; } static int sb_get_buffer(ddf_fun_t *fun, void **buffer, size_t *size, unsigned *id) { assert(fun); assert(fun->driver_data); sb_dsp_t *dsp = fun->driver_data; return sb_dsp_get_buffer(dsp, buffer, size, id); } static int sb_set_event_session(ddf_fun_t *fun, unsigned id, async_sess_t *sess) { assert(fun); assert(fun->driver_data); sb_dsp_t *dsp = fun->driver_data; return sb_dsp_set_event_session(dsp, id, sess); } static int sb_release_buffer(ddf_fun_t *fun, unsigned id) { assert(fun); assert(fun->driver_data); sb_dsp_t *dsp = fun->driver_data; return sb_dsp_release_buffer(dsp, id); } static int sb_start_playback(ddf_fun_t *fun, unsigned id, unsigned parts, unsigned channels, unsigned sample_rate, pcm_sample_format_t format) { assert(fun); assert(fun->driver_data); sb_dsp_t *dsp = fun->driver_data; return sb_dsp_start_playback( dsp, id, parts, channels, sample_rate, format); } static int sb_stop_playback(ddf_fun_t *fun, unsigned id) { assert(fun); assert(fun->driver_data); sb_dsp_t *dsp = fun->driver_data; return sb_dsp_stop_playback(dsp, id); } static int sb_start_record(ddf_fun_t *fun, unsigned id, unsigned parts, unsigned channels, unsigned sample_rate, pcm_sample_format_t format) { assert(fun); assert(fun->driver_data); sb_dsp_t *dsp = fun->driver_data; return sb_dsp_start_record( dsp, id, parts, channels, sample_rate, format); } static int sb_stop_record(ddf_fun_t *fun, unsigned id) { assert(fun); assert(fun->driver_data); sb_dsp_t *dsp = fun->driver_data; return sb_dsp_stop_record(dsp, id); } audio_pcm_iface_t sb_pcm_iface = { .get_info_str = sb_get_info_str, .get_buffer = sb_get_buffer, .release_buffer = sb_release_buffer, .set_event_session = sb_set_event_session, .start_playback = sb_start_playback, .stop_playback = sb_stop_playback, .start_record = sb_start_record, .stop_record = sb_stop_record }; /** * @} */